Agribusiness giant Monsanto is finding out that it's difficult to conduct field trials of drought-resistant corn when it won't stop raining. The company hopes to launch a new line of corn seed that's been genetically engineered to thrive in drough conditions by 2013.

Sequences from a US government-funded program to paint a genomic picture of the human gut's complex ecosystem are going public for the first time since the effort started in 2008. Researchers sequenced thousands of samples taken from 300 healthy v

There's good, stem cell-related news for another organ this week -- the lung. Researchers say they have found lung stem cells, which may hold therapeutic value for repairing damaged respiratory tissue, according to a study published this week in the New England Journal of Medicine (NEJM).